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</o:shapelayout></xml><![endif]--></head><body lang=PT link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US>WF9XJD Experimental Station Operating Schedule<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>The experimental station WF9XJD will be active Thursday, Feb 2 using HF Spread Spectrum and radio amateurs are requested to participate as monitoring stations using the free ROS soundcard software.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Schedule for HF spread spectrum transmissions:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Note - Dial frequencies.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Date: 02 Feb 2012<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Time: 0000Z - 0155Z<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Frequencies(MHz): 10.132(primary ), 10.133 (alt #1), and 10.134MHz (alt #3)<o:p></o:p></span></p><p class=MsoNormal>Modes: ROS16/500, ROS8/500, ROS4/500<o:p></o:p></p><p class=MsoNormal>Bandwidth: 0.5 KHz<o:p></o:p></p><p class=MsoNormal><span lang=EN-US>ROS Version: 6.9.0<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Transceiver: Flex 5000A<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Transmitter Power: 0.5 to 25 Watts<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Date: 02 Feb 2012<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Time: 0200Z - 0355Z<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Frequencies(MHz): 7055(Primary), 7.039(alt #1), 7044(alt #2), 7115(alt #3)<o:p></o:p></span></p><p class=MsoNormal>Modes: ROS 16/500, ROS 8/500, ROS 8/500, ROS16/2000, ROS8/2000, ROS4/2000<o:p></o:p></p><p class=MsoNormal><span lang=EN-US>Bandwidth: <=2.5 KHz<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ROS Version: 6.9.0<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Transceiver: Flex 5000A<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Transmitter Power: 0.5 to 25 Watts<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Date: 02 Feb 2012<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Time: 0400Z - 0600Z<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Frequencies(MHz): 3.583(Primary), 3.585, 3.595<o:p></o:p></span></p><p class=MsoNormal>Modes: ROS16/2000, ROS8/2000, ROS4/2000<o:p></o:p></p><p class=MsoNormal>Bandwidth: <=2.5 KHz<o:p></o:p></p><p class=MsoNormal><span lang=EN-US>ROS Version: 6.9.0<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Transceiver: Flex 5000A<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Transmitter Power: 0.5 to 25 Watts<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Activities Planned:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>(1) Check frequency occupancy by other services. If occupied, move to alternate #1 frequency. If alternate #1 is occupied move to the alternate #2. Terminate operations if all planned frequencies are occupied.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>(2) Test of CW functions - station identification/announcement.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>(3) Test of announcement messages via ROS along with CW identification.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>(4) Transmissions at incremental power levels. Monitoring stations providing reports. Determine minimum power levels to maintain error free copy.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>(5) As time permits, exchange of messages with other stations operating under a Part 5 STA and stations outside US .<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Description of WF9XJD’s Operation<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>The station is operating under an STA granted by the FCC Experimental License Service to experiment with spread spectrum on the HF and VHF bands assign to the Amateur Radio Service(ARS). The control operator of the station is Phil Williams, KA1GMN. The goal of this experiment is to determine if spread spectrum can co-exist with other emission types authorized in the ARS.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>The ROS MODEM is one of the spread spectrum modes that will be transmitted during the operation of the station. Depending on the operating frequency, the bandwidth of the ROS MODEM can range from .500 to 2.5KHz. The signal is transmitted much like any other digital mode using a SSB transceiver that is operating upper single sideband (USB). Two model of radios have been authorized:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Flex-Radio Flex 5000A<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Yaesu FT-857D<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Interference from WF9XJD<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>One of the stipulations of the the Special Temporary Authorization (STA), is that the station is on the amateur radio frequencies strictly on a secondary basis. This experimental station cannot interfere with any other service. If I am notified of interference, I must cease operations immediately. If you suspect that I am causing interference, please contact me immediately. The first thing I will do is stop transmitting. Please help me mitigate the interference issue by providing date, times, and frequencies of the interference.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>You don’t have to gather up these details when you initially suspect that I am causing interference, that can be gathered up later.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Contact Information:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>WF9XJD<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Phil Williams<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ka1gmn@gmail.com<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>cell: 469.682.5393<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>How to participate in WF9XJD’s Experimental Operation<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Monitoring stations play an important role in this experiment by providing signal reports to the experimental stations. We are looking for a many monitoring station to participate as possible. Monitoring stations will decode and send decode data transmission using the ROS MODEM application. You can download the ROS application here:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>http://rosmodem.wordpress.com/<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>The ROS MODEM application will decode the ROS transmissions and provide detailed signal reports. An example of the decoded text is shown below:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>RX8: 18:01 @ 0.0 Hz: CQ CQ de WF9XJD WF9XJD <CRC-OK> -9 dB WF9XJD WF9XJD miles @ 043 14.101 MHz<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>RX8 - Baud rate used.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>18:00 - Time of when signal received and start of decoding.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>@ 0.0 Hz - Center frequency error<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><CRC-OK> - Signal decode with no errors.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>-9 dB - Signal to Noise ratio of decoded signal<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>@ 43 - Bearing of transmitting station.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>14.101 MHz - Dial frequency<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>The are two methods of forwarding the signal reports to WF9XJD. The first method is to manually send the signal reports to:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>wf9xjd@gmail.com<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Signal reports can simply be copied from the receive window of the ROS application and e-mailed to wf9xjd@gmail.com . Please ensure that you send the completely decoded transmission:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Correct - RX8: 18:01 @ 0.0 Hz: CQ CQ de WF9XJD WF9XJD <CRC-OK> -9 dB WF9XJD WF9XJD miles @ 043 14.101 Mhz<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>No so correct - CQ CQ de WF9XJD WF9XJD <CRC-OK><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>You may also decode ROS transmissions with errors <BAD-CRC>. These reports are equally important:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>RX8: 15:01 @ -23.4 Hz: Cqt | de hIomQCN de IZ2QCN in JN45oq kca<BAD-CRC> -18 dB 5324 miles @ 043 21.110 Mhz<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>The second option is to enable automatic forwarding of signal reports to wf9xjd@gmail.com. This feature requires configuration of the ROS application. Details on how to configure this feature is described later is this message under the title, “ROS Automated Signal Reporting”.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Your contribution of signal report will help determine what power levels are necessary for successful decoding the spread spectrum signal.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Thank you for taking the time to participate in this experiment. You contributions are greatly appreciate. Please feel free to send me questions about the operation of WF9XJD that you may have.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>73 from Texas,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Phil Williams<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Control Operator, WF9XJD<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ka1gmn@gmai.com<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US> <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>You can download the ROS v6.9.5 software from<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><a href="http://rosmodem.wordpress.com/">http://rosmodem.wordpress.com/</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>ROS joins USA experimental spread spectrum tests<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><a href="http://www.southgatearc.org/news/january2012/ros_%20joins_usa_experimental_spread_spectrum_tests.htm">http://www.southgatearc.org/news/january2012/ros_%20joins_usa_experimental_spread_spectrum_tests.htm</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div></body></html>